CN110731071B - 用户终端及无线通信方法 - Google Patents

用户终端及无线通信方法 Download PDF

Info

Publication number
CN110731071B
CN110731071B CN201780091863.6A CN201780091863A CN110731071B CN 110731071 B CN110731071 B CN 110731071B CN 201780091863 A CN201780091863 A CN 201780091863A CN 110731071 B CN110731071 B CN 110731071B
Authority
CN
China
Prior art keywords
dmrs
slots
slot
mapping
additional
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201780091863.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN110731071A (zh
Inventor
齐藤敬佑
武田和晃
永田聪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Priority to CN202211033780.0A priority Critical patent/CN115514466A/zh
Publication of CN110731071A publication Critical patent/CN110731071A/zh
Application granted granted Critical
Publication of CN110731071B publication Critical patent/CN110731071B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201780091863.6A 2017-06-15 2017-06-15 用户终端及无线通信方法 Active CN110731071B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211033780.0A CN115514466A (zh) 2017-06-15 2017-06-15 终端和基站

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/022229 WO2018229958A1 (ja) 2017-06-15 2017-06-15 ユーザ端末及び無線通信方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202211033780.0A Division CN115514466A (zh) 2017-06-15 2017-06-15 终端和基站

Publications (2)

Publication Number Publication Date
CN110731071A CN110731071A (zh) 2020-01-24
CN110731071B true CN110731071B (zh) 2022-09-16

Family

ID=64659069

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201780091863.6A Active CN110731071B (zh) 2017-06-15 2017-06-15 用户终端及无线通信方法
CN202211033780.0A Pending CN115514466A (zh) 2017-06-15 2017-06-15 终端和基站

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202211033780.0A Pending CN115514466A (zh) 2017-06-15 2017-06-15 终端和基站

Country Status (8)

Country Link
US (1) US11362791B2 (ja)
EP (2) EP4135278A1 (ja)
JP (2) JP7470513B2 (ja)
CN (2) CN110731071B (ja)
CA (1) CA3067322C (ja)
ES (1) ES2932849T3 (ja)
PL (1) PL3641255T3 (ja)
WO (1) WO2018229958A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11310020B2 (en) * 2017-10-06 2022-04-19 Lg Electronics Inc. Method for performing channel estimation using DMRS in wireless communication system, and apparatus therefor
CN111837351B (zh) * 2018-05-11 2024-06-07 株式会社Ntt都科摩 用于传输信号的方法及相应的用户终端、基站
US11637730B2 (en) * 2020-01-17 2023-04-25 Qualcomm Incorporated Controlling a reference signal pattern based on doppler parameters
JPWO2021153493A1 (ja) * 2020-01-29 2021-08-05
WO2021163982A1 (en) * 2020-02-21 2021-08-26 Qualcomm Incorporated Demodulation reference signal multi-slot bundling indication
WO2021164726A1 (en) * 2020-02-21 2021-08-26 Qualcomm Incorporated Demodulation reference signal multi-slot bundling indication
WO2021207958A1 (zh) * 2020-04-15 2021-10-21 Oppo广东移动通信有限公司 参考信号处理方法、装置及可读存储介质
CN115987465A (zh) * 2021-10-15 2023-04-18 维沃移动通信有限公司 信息映射方法及通信设备
WO2023112279A1 (ja) * 2021-12-16 2023-06-22 株式会社Ｎｔｔドコモ 端末、無線通信方法及び基地局

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011153859A1 (zh) * 2010-06-07 2011-12-15 中兴通讯股份有限公司 一种解调参考符号的映射方法及系统
CN102761911A (zh) * 2011-04-26 2012-10-31 中国移动通信集团公司 解调参考信号的发送方法及装置、接收方法及装置
CN103931126A (zh) * 2011-11-07 2014-07-16 株式会社Ntt都科摩 无线基站装置、用户终端、无线通信系统和无线通信方法
WO2014161141A1 (en) * 2013-04-01 2014-10-09 Panasonic Intellectual Property Corporation Of America Transmission apparatus and control signal mapping method
WO2016161619A1 (en) * 2015-04-10 2016-10-13 Panasonic Intellectual Property Corporation Of America Base station, terminal, receiving method, and transmission method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9351289B2 (en) 2011-06-06 2016-05-24 Lg Electronics Inc. Method for transmitting uplink control information and user equipment, and method for receiving uplink control information and base station
EP2942888B1 (en) * 2013-01-07 2018-08-01 LG Electronics Inc. Method for receiving a downlink signal from a plurality of transmission points by a user equipment and corresponding user equipment
KR20160055095A (ko) * 2014-11-07 2016-05-17 한국전자통신연구원 채널 추정을 위한 기준 신호 송신 방법 및 장치
CN115442018A (zh) * 2017-03-23 2022-12-06 创新技术实验室株式会社 用于传送和接收解调参考信号的方法和装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011153859A1 (zh) * 2010-06-07 2011-12-15 中兴通讯股份有限公司 一种解调参考符号的映射方法及系统
CN102761911A (zh) * 2011-04-26 2012-10-31 中国移动通信集团公司 解调参考信号的发送方法及装置、接收方法及装置
CN103931126A (zh) * 2011-11-07 2014-07-16 株式会社Ntt都科摩 无线基站装置、用户终端、无线通信系统和无线通信方法
WO2014161141A1 (en) * 2013-04-01 2014-10-09 Panasonic Intellectual Property Corporation Of America Transmission apparatus and control signal mapping method
CN105075144A (zh) * 2013-04-01 2015-11-18 松下电器（美国）知识产权公司 发送装置及控制信号映射方法
WO2016161619A1 (en) * 2015-04-10 2016-10-13 Panasonic Intellectual Property Corporation Of America Base station, terminal, receiving method, and transmission method

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
R1-1701104 "DL DMRS patterns link performance evaluation";Nokia等;《3GPP》;20170109;全文 *
R1-1703843 "Evaluation results of DMRS design for DL data channel";Huawei等;《3GPP》;20170215;全文 *
R1-1704233 "Design of DL DMRS for data transmission";Huawei等;《3GPP 》;20170324;全文 *
R1-1708596 "Discussion on DL DMRS design";Qualcomm Incorporated;《3GPP 》;20170505;全文 *

Also Published As

Publication number Publication date
CN115514466A (zh) 2022-12-23
US11362791B2 (en) 2022-06-14
JP7470513B2 (ja) 2024-04-18
CA3067322A1 (en) 2018-12-20
JP2023123583A (ja) 2023-09-05
US20210143961A1 (en) 2021-05-13
EP3641255B1 (en) 2022-11-16
ES2932849T3 (es) 2023-01-27
CN110731071A (zh) 2020-01-24
CA3067322C (en) 2022-10-11
WO2018229958A1 (ja) 2018-12-20
EP3641255A1 (en) 2020-04-22
EP4135278A1 (en) 2023-02-15
EP3641255A4 (en) 2021-01-13
JPWO2018229958A1 (ja) 2020-04-16
PL3641255T3 (pl) 2023-02-13

Similar Documents

Publication Publication Date Title
CN110731071B (zh) 用户终端及无线通信方法
CN109845319B (zh) 用户装置
US11153051B2 (en) User terminal, wireless base station, and wireless communication method
CN109155938B (zh) 用户终端和无线通信方法
CN111512679A (zh) 无线发送装置以及无线接收装置
CN110771057A (zh) 用户终端以及信道估计方法
JP2021048639A (ja) 端末、基地局、通信方法及びシステム
US20190335537A1 (en) Base station and user equipment
JP6918939B2 (ja) ユーザ端末及び無線通信方法
US10917210B2 (en) User terminal and wireless communication method
CN111052693B (zh) 用户终端以及无线通信方法
CN110870269B (zh) 用户终端以及无线通信方法
US20200280411A1 (en) Radio transmission apparatus and radio reception apparatus
CN111713084A (zh) 无线发送装置
CN110870268A (zh) 用户终端以及无线通信方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant